diff --git a/glib/gchecksum.h b/glib/gchecksum.h
index af3275734..75e003ce6 100644
--- a/glib/gchecksum.h
+++ b/glib/gchecksum.h
@@ -33,7 +33,7 @@ G_BEGIN_DECLS
  * @G_CHECKSUM_MD5: Use the MD5 hashing algorithm
  * @G_CHECKSUM_SHA1: Use the SHA-1 hashing algorithm
  * @G_CHECKSUM_SHA256: Use the SHA-256 hashing algorithm
- * @G_CHECKSUM_SHA512: Use the SHA-512 hashing algorithm
+ * @G_CHECKSUM_SHA512: Use the SHA-512 hashing algorithm (Since: 2.36)
  *
  * The hashing algorithm to be used by #GChecksum when performing the
  * digest of some data.